PT3074971T - Descodificador, codificador e método de estimativa informada da percepção sonora em sistemas de codificação áudio baseada em objetos - Google Patents
Descodificador, codificador e método de estimativa informada da percepção sonora em sistemas de codificação áudio baseada em objetosInfo
- Publication number
- PT3074971T PT3074971T PT148058498T PT14805849T PT3074971T PT 3074971 T PT3074971 T PT 3074971T PT 148058498 T PT148058498 T PT 148058498T PT 14805849 T PT14805849 T PT 14805849T PT 3074971 T PT3074971 T PT 3074971T
- Authority
- PT
- Portugal
- Prior art keywords
- decoder
- encoder
- audio coding
- based audio
- coding systems
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/26—Pre-filtering or post-filtering
- G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13194664.2A EP2879131A1 (en) | 2013-11-27 | 2013-11-27 | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
Publications (1)
Publication Number | Publication Date |
---|---|
PT3074971T true PT3074971T (pt) | 2018-05-25 |
Family
ID=49683543
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT148058498T PT3074971T (pt) | 2013-11-27 | 2014-11-27 | Descodificador, codificador e método de estimativa informada da percepção sonora em sistemas de codificação áudio baseada em objetos |
PT148029143T PT2941771T (pt) | 2013-11-27 | 2014-11-27 | Descodificador, codificador e método de estimativa informada da percepção sonora empregando sinais de objetos de áudio de bypass em sistemas de codificação de áudio baseada em objetos |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT148029143T PT2941771T (pt) | 2013-11-27 | 2014-11-27 | Descodificador, codificador e método de estimativa informada da percepção sonora empregando sinais de objetos de áudio de bypass em sistemas de codificação de áudio baseada em objetos |
Country Status (19)
Country | Link |
---|---|
US (8) | US9947325B2 (zh) |
EP (3) | EP2879131A1 (zh) |
JP (2) | JP6346282B2 (zh) |
KR (2) | KR101852950B1 (zh) |
CN (3) | CN111312266B (zh) |
AR (2) | AR099360A1 (zh) |
AU (2) | AU2014356475B2 (zh) |
BR (2) | BR112016011988B1 (zh) |
CA (2) | CA2900473C (zh) |
ES (2) | ES2629527T3 (zh) |
HK (1) | HK1217245A1 (zh) |
MX (2) | MX350247B (zh) |
MY (2) | MY189823A (zh) |
PL (2) | PL3074971T3 (zh) |
PT (2) | PT3074971T (zh) |
RU (2) | RU2651211C2 (zh) |
TW (2) | TWI569260B (zh) |
WO (2) | WO2015078956A1 (zh) |
ZA (1) | ZA201604205B (zh) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
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EP2879131A1 (en) | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
US10163446B2 (en) * | 2014-10-01 | 2018-12-25 | Dolby International Ab | Audio encoder and decoder |
MX370034B (es) * | 2015-02-02 | 2019-11-28 | Fraunhofer Ges Forschung | Aparato y método para procesar una señal de audio codificada. |
EP4156180A1 (en) * | 2015-06-17 | 2023-03-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Loudness control for user interactivity in audio coding systems |
BR112017002758B1 (pt) * | 2015-06-17 | 2022-12-20 | Sony Corporation | Dispositivo e método de transmissão, e, dispositivo e método de recepção |
US9590580B1 (en) * | 2015-09-13 | 2017-03-07 | Guoguang Electric Company Limited | Loudness-based audio-signal compensation |
US10375496B2 (en) | 2016-01-29 | 2019-08-06 | Dolby Laboratories Licensing Corporation | Binaural dialogue enhancement |
CN105741835B (zh) * | 2016-03-18 | 2019-04-16 | 腾讯科技(深圳)有限公司 | 一种音频信息处理方法及终端 |
WO2018096954A1 (ja) * | 2016-11-25 | 2018-05-31 | ソニー株式会社 | 再生装置、再生方法、情報処理装置、情報処理方法、およびプログラム |
WO2019008625A1 (ja) * | 2017-07-03 | 2019-01-10 | 日本電気株式会社 | 信号処理装置、信号処理方法およびプログラムを記憶する記憶媒体 |
WO2019081089A1 (en) * | 2017-10-27 | 2019-05-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | MITIGATION OF NOISE AT THE LEVEL OF A DECODER |
WO2019161191A1 (en) | 2018-02-15 | 2019-08-22 | Dolby Laboratories Licensing Corporation | Loudness control methods and devices |
EP3550561A1 (en) | 2018-04-06 | 2019-10-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Downmixer, audio encoder, method and computer program applying a phase value to a magnitude value |
EP3588988B1 (en) * | 2018-06-26 | 2021-02-17 | Nokia Technologies Oy | Selective presentation of ambient audio content for spatial audio presentation |
US11544032B2 (en) * | 2019-01-24 | 2023-01-03 | Dolby Laboratories Licensing Corporation | Audio connection and transmission device |
WO2020167966A1 (en) * | 2019-02-13 | 2020-08-20 | Dolby Laboratories Licensing Corporation | Adaptive loudness normalization for audio object clustering |
CN114270437A (zh) * | 2019-06-14 | 2022-04-01 | 弗劳恩霍夫应用研究促进协会 | 参数编码与解码 |
JP2022545709A (ja) * | 2019-08-30 | 2022-10-28 | ドルビー ラボラトリーズ ライセンシング コーポレイション | マルチチャネル・オーディオ信号のチャネル識別 |
KR102390643B1 (ko) * | 2019-10-10 | 2022-04-27 | 가우디오랩 주식회사 | 오디오 라우드니스 메타데이터 생성 방법 및 이를 위한 장치 |
US20220270626A1 (en) | 2021-02-22 | 2022-08-25 | Tencent America LLC | Method and apparatus in audio processing |
CN117837173A (zh) * | 2021-08-27 | 2024-04-05 | 北京字跳网络技术有限公司 | 用于音频渲染的信号处理方法、装置和电子设备 |
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EP2879131A1 (en) | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
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2013
- 2013-11-27 EP EP13194664.2A patent/EP2879131A1/en not_active Withdrawn
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2014
- 2014-11-27 CN CN202010097492.6A patent/CN111312266B/zh active Active
- 2014-11-27 AR ARP140104449A patent/AR099360A1/es active IP Right Grant
- 2014-11-27 EP EP14805849.8A patent/EP3074971B1/en active Active
- 2014-11-27 PL PL14805849T patent/PL3074971T3/pl unknown
- 2014-11-27 AU AU2014356475A patent/AU2014356475B2/en active Active
- 2014-11-27 AR ARP140104450A patent/AR098558A1/es active IP Right Grant
- 2014-11-27 CN CN201480017668.5A patent/CN105144287B/zh active Active
- 2014-11-27 RU RU2015135181A patent/RU2651211C2/ru active
- 2014-11-27 RU RU2016125242A patent/RU2672174C2/ru active
- 2014-11-27 AU AU2014356467A patent/AU2014356467B2/en active Active
- 2014-11-27 CN CN201480064443.5A patent/CN105874532B/zh active Active
- 2014-11-27 BR BR112016011988-6A patent/BR112016011988B1/pt active IP Right Grant
- 2014-11-27 MX MX2015013580A patent/MX350247B/es active IP Right Grant
- 2014-11-27 CA CA2900473A patent/CA2900473C/en active Active
- 2014-11-27 MY MYPI2016000913A patent/MY189823A/en unknown
- 2014-11-27 TW TW103141222A patent/TWI569260B/zh active
- 2014-11-27 WO PCT/EP2014/075787 patent/WO2015078956A1/en active Application Filing
- 2014-11-27 KR KR1020167014090A patent/KR101852950B1/ko active IP Right Grant
- 2014-11-27 JP JP2016532000A patent/JP6346282B2/ja active Active
- 2014-11-27 PL PL14802914T patent/PL2941771T3/pl unknown
- 2014-11-27 ES ES14802914.3T patent/ES2629527T3/es active Active
- 2014-11-27 JP JP2016509509A patent/JP6218928B2/ja active Active
- 2014-11-27 KR KR1020157021813A patent/KR101742137B1/ko active IP Right Grant
- 2014-11-27 MX MX2016006880A patent/MX358306B/es active IP Right Grant
- 2014-11-27 MY MYPI2015002059A patent/MY196533A/en unknown
- 2014-11-27 CA CA2931558A patent/CA2931558C/en active Active
- 2014-11-27 PT PT148058498T patent/PT3074971T/pt unknown
- 2014-11-27 BR BR112015019958-5A patent/BR112015019958B1/pt active IP Right Grant
- 2014-11-27 TW TW103141223A patent/TWI569259B/zh active
- 2014-11-27 ES ES14805849.8T patent/ES2666127T3/es active Active
- 2014-11-27 WO PCT/EP2014/075801 patent/WO2015078964A1/en active Application Filing
- 2014-11-27 PT PT148029143T patent/PT2941771T/pt unknown
- 2014-11-27 EP EP14802914.3A patent/EP2941771B1/en active Active
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2015
- 2015-08-10 US US14/822,678 patent/US9947325B2/en active Active
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2016
- 2016-05-06 HK HK16105191.8A patent/HK1217245A1/zh unknown
- 2016-05-13 US US15/154,522 patent/US10497376B2/en active Active
- 2016-06-22 ZA ZA2016/04205A patent/ZA201604205B/en unknown
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2018
- 2018-03-05 US US15/912,010 patent/US10699722B2/en active Active
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2019
- 2019-10-18 US US16/657,686 patent/US10891963B2/en active Active
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2020
- 2020-05-26 US US16/883,852 patent/US11423914B2/en active Active
- 2020-12-08 US US17/114,735 patent/US11688407B2/en active Active
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2022
- 2022-07-12 US US17/812,109 patent/US11875804B2/en active Active
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2023
- 2023-05-09 US US18/314,713 patent/US20230306973A1/en active Pending
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